Nasal aspirator



FIG. 1 is a perspective view of a nasal aspirator showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a right elevation view thereof;

FIG. 6 is an enlarged top plan view thereof; and,

FIG. 7 is an enlarged bottom plan view thereof.

The broken lines shown in the figures depict portions of the nasal aspirator that form no part of the claimed design. 

CLAIM The ornamental design for a nasal aspirator, as shown and described. 